/* ===== Section Common ===== */
.section-header {
    margin-bottom: 40px;
    padding-top: 20px;
}

.section-header h2 {
    font-size: 32px;
    font-weight: 800;
    color: var(--text-dark);
    margin-bottom: 8px;
    letter-spacing: -0.5px;
}

.section-header p {
    font-size: 16px;
    color: var(--text-light);
}

/* ===== Card Grid ===== */
.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 24px;
}

.card-grid--2col {
    grid-template-columns: repeat(2, 1fr);
}

.card {
    background: var(--bg-white);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 32px;
    transition: var(--transition);
}

.card:hover {
    box-shadow: 0 8px 30px rgba(0,0,0,0.06);
}

.card-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    margin-bottom: 18px;
}

.card-icon.purple { background: var(--primary-bg); }
.card-icon.blue { background: #EEF2FF; }

.card-icon-img {
    width: 56px;
    height: 56px;
    object-fit: contain;
    margin-bottom: 18px;
    border-radius: 12px;
}

.card h3 {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 12px;
}

.card p {
    font-size: 15px;
    color: var(--text-mid);
    line-height: 1.75;
}

.card .tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 18px;
}

.tag {
    font-size: 12px;
    padding: 5px 12px;
    border-radius: 4px;
    background: var(--primary-bg);
    color: var(--primary);
    font-weight: 600;
}

/* Slide Image */
.slide-image {
    width: 100%;
    border-radius: var(--radius);
    margin-top: 24px;
}

/* ===== People Section ===== */
.people-group {
    margin-bottom: 40px;
}

.people-group-title {
    font-size: 13px;
    font-weight: 700;
    color: var(--text-light);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 18px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--border);
}

.people-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 16px;
}

.person-card {
    background: var(--bg-white);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 24px;
    text-align: center;
    transition: var(--transition);
}

.person-card:hover {
    box-shadow: 0 4px 16px rgba(0,0,0,0.04);
}

.person-name {
    font-size: 16px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 6px;
}

.person-role {
    font-size: 13px;
    color: var(--text-light);
    line-height: 1.5;
}

.person-email {
    font-size: 13px;
    color: var(--primary);
    margin-top: 8px;
    word-break: break-all;
}

/* PI card */
.person-card.pi-card {
    grid-column: 1 / -1;
    display: flex;
    align-items: center;
    gap: 28px;
    text-align: left;
    padding: 32px;
    border-left: 4px solid var(--primary);
}

.pi-info h3 {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 6px;
    color: var(--text-dark);
}

.pi-affiliation {
    font-size: 14px;
    color: var(--text-mid);
    margin-bottom: 14px;
}

.pi-details {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 12px;
}

.pi-detail-row {
    display: flex;
    gap: 12px;
    font-size: 14px;
    line-height: 1.6;
}

.pi-label {
    flex-shrink: 0;
    font-weight: 700;
    color: var(--primary);
    min-width: 64px;
}

.pi-detail-row span:last-child {
    color: var(--text-mid);
}

.pi-info .person-email {
    font-size: 14px;
}

/* ===== Achievement ===== */
.achievement-list {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.achievement-item {
    padding: 20px 0;
    display: flex;
    gap: 20px;
    align-items: flex-start;
    border-bottom: 1px solid var(--border-light);
    transition: var(--transition);
}

.achievement-item:last-child {
    border-bottom: none;
}

.achievement-item:hover {
    background: var(--primary-bg);
    margin: 0 -16px;
    padding: 20px 16px;
    border-radius: var(--radius-sm);
}

.achievement-year {
    font-size: 13px;
    font-weight: 700;
    color: var(--primary);
    white-space: nowrap;
    flex-shrink: 0;
    min-width: 44px;
}

.achievement-content h4 {
    font-size: 15px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 4px;
}

.achievement-content p {
    font-size: 14px;
    color: var(--text-light);
}

.achievement-category {
    margin-bottom: 40px;
}

.achievement-category-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 8px;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--text-dark);
    display: flex;
    align-items: center;
    gap: 8px;
}

/* ===== FAQ ===== */
.faq-list {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.faq-item {
    padding: 20px 0;
    border-bottom: 1px solid var(--border);
}

.faq-item:last-child {
    border-bottom: none;
}

.faq-q {
    font-size: 15px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 8px;
}

.faq-q::before {
    content: 'Q. ';
    color: var(--primary);
}

.faq-a {
    font-size: 14px;
    color: var(--text-mid);
    line-height: 1.7;
    padding-left: 24px;
}

.faq-a::before {
    content: 'A. ';
    color: var(--primary-light);
    font-weight: 600;
    margin-left: -24px;
}

/* ===== Contact ===== */
.contact-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.contact-card {
    background: var(--bg-white);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 28px;
}

.contact-card h4 {
    font-size: 13px;
    font-weight: 700;
    color: var(--text-light);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 14px;
}

.contact-card p {
    font-size: 15px;
    color: var(--text-mid);
    margin-bottom: 4px;
}

.contact-card a {
    color: var(--primary);
    text-decoration: none;
}

.contact-card a:hover {
    text-decoration: underline;
}

/* ===== Responsive — Components ===== */
@media (max-width: 768px) {
    .section-header h2 {
        font-size: 26px;
    }

    .card-grid,
    .card-grid--2col {
        grid-template-columns: 1fr;
    }

    .people-grid {
        grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    }

    .person-card.pi-card {
        flex-direction: column;
        text-align: center;
        border-left: none;
        border-top: 4px solid var(--primary);
    }

    .contact-grid {
        grid-template-columns: 1fr;
    }
}